There is no such language as "Scottish".
There is Scottish Gaelic, a Celtic language which would have math.
The Scottish form of English is called 'Scots' which would have guid.
No special Scottish Gaelic spelling.
in Scottish Gaelic it is An galar dighe-ruithe.
In Scottish Gaelic: Albannach In Irish Gaelic: Albanach
Anndra
ceapaire
Staidhir
Rìoghail
Amaireaganach
Brianann
taigh
naomh or coisrigte
Leisg [leshk]